feat(商品): 添加商品使用说明字段并支持商品名称搜索

在商品类型、存储和页面中添加`usageInstruction`字段，用于展示商品使用说明。同时，在商品列表页面新增搜索功能，支持根据商品名称进行筛选。

src/common/apis/shop/type.ts

@@ -7,6 +7,7 @@ export type Goods = {
     status: number,
     coverImg: string,
     goodsDetail: string,
+    usageInstruction: string,
     cellId: number
 }
 

src/pages/product/ProductList.vue

@@ -42,6 +42,8 @@ const currentProduct = computed(() =>
 // 购物车弹窗控制
 const showCartPopup = ref(false)
 
+const searchQuery = ref('')
+
 // 点击分类导航
 function handleCategoryClick(index: number) {
   activeCategory.value = index
@@ -99,8 +101,16 @@ function getCartItemCount(cellId: number) {
   return item ? item.quantity : 0
 }
 
+function filterProductsByName(products: Product[], query: string) {
+  if (!query) return products
+  return products.filter(p => 
+    p.name.toLowerCase().includes(query.toLowerCase())
+  )
+}
+
 const currentProducts = computed(() => {
-  return categories.value.filter(c => c.label === labels.value[activeCategory.value].id)
+  const filteredByCategory = categories.value.filter(c => c.label === labels.value[activeCategory.value].id)
+  return filterProductsByName(filteredByCategory, searchQuery.value)
 })
 
 // 组件挂载时添加滚动监听
@@ -143,6 +153,12 @@ watch(() => route.path, (newPath) => {
 
       <!-- 右侧商品列表 -->
       <div ref="scrollContainer" class="product-list">
+        <van-search
+          v-model="searchQuery"
+          placeholder="搜索商品名称"
+          shape="round"
+          class="search-box"
+        />
         <div :ref="el => categoryRefs[0] = el as HTMLElement" class="category-section">
           <van-cell v-for="product in currentProducts" :key="product.id" class="product-item">
             <template #icon>

src/pages/product/components/checkout.vue

@@ -154,41 +154,40 @@ async function handleSubmit() {
     <div class="content-wrapper">
       <!-- 原有商品列表等代码保持不动 -->
       <van-cell-group class="product-list">
-        <van-cell v-for="item in cartItems" :key="item.product.id" class="product-item">
-          <template #icon>
-            <van-image :src="item.product.image" width="60" height="60" class="product-image" />
-          </template>
+        <template v-for="item in cartItems" :key="item.product.id">
+          <van-cell class="product-item">
+            <template #icon>
+              <van-image :src="item.product.image" width="60" height="60" class="product-image" />
+            </template>
 
-          <div class="product-info">
-            <div class="product-name van-ellipsis">
-              {{ item.product.name }}
+            <div class="product-info">
+              <div class="product-name van-ellipsis">
+                {{ item.product.name }}
+              </div>
+              <div class="price-row">
+                <span class="product-price">
+                  ¥{{ item.product.price.toFixed(2) }}
+                </span>
+                <span class="quantity">
+                  ×{{ item.quantity }}
+                </span>
+              </div>
             </div>
-            <div class="price-row">
-              <span class="product-price">
-                ¥{{ item.product.price.toFixed(2) }}
-              </span>
-              <span class="quantity">
-                ×{{ item.quantity }}
-              </span>
+          </van-cell>
+          <van-cell v-if="item.product.usageInstruction" class="usage-instruction">
+            <div class="instruction-content">
+              使用说明：{{ item.product.usageInstruction }}
             </div>
-          </div>
-        </van-cell>
+          </van-cell>
+        </template>
         <van-cell>
-          <van-field
-            v-model="tel"
-            label="手机号"
-            placeholder="请输入联系电话"
-            required
-            class="tel-input"
-          />
+          <van-field v-model="tel" label="手机号" placeholder="请输入联系电话" required class="tel-input" />
         </van-cell>
       </van-cell-group>
 
       <van-cell-group class="contact-form">
-        <van-cell  v-if="!corpidLogin"
-          :class="['payment-option', { selected: selectedPayment === 'wechat' }]"
-          @click="selectedPayment = 'wechat'"
-        >
+        <van-cell v-if="!corpidLogin" :class="['payment-option', { selected: selectedPayment === 'wechat' }]"
+          @click="selectedPayment = 'wechat'">
           <van-icon name="wechat" class="method-icon" />
           <span class="method-label">微信支付</span>
           <div class="empty"></div>
@@ -197,8 +196,7 @@ async function handleSubmit() {
 
         <van-cell
           :class="['payment-option', { selected: selectedPayment === 'balance', disabled: balance < totalPrice }]"
-          @click="selectedPayment = 'balance'"
-        >
+          @click="selectedPayment = 'balance'">
           <van-icon name="balance-o" class="method-icon" />
           <span class="method-label">
             余额支付

src/pinia/stores/product.ts

@@ -10,6 +10,7 @@ export interface Product {
   image: string // 商品图片URL
   label: number // 商品标签
   cellId: number // 商品所在的格子ID
+  usageInstruction: string // 商品使用说明
 }
 
 export const useProductStore = defineStore("product", () => {
@@ -48,7 +49,8 @@ export const useProductStore = defineStore("product", () => {
         description: g.goodsDetail || "暂无描述",
         image: g.coverImg,
         label: g.categoryId,
-        cellId: g.cellId
+        cellId: g.cellId,
+        usageInstruction: g.usageInstruction || ""
       }))
     } catch (error) {
       console.error("获取商品数据失败:", error)

types/auto/components.d.ts

@@ -27,6 +27,7 @@ declare module 'vue' {
     VanNavBar: typeof import('vant/es')['NavBar']
     VanPicker: typeof import('vant/es')['Picker']
     VanPopup: typeof import('vant/es')['Popup']
+    VanSearch: typeof import('vant/es')['Search']
     VanSidebar: typeof import('vant/es')['Sidebar']
     VanSidebarItem: typeof import('vant/es')['SidebarItem']
     VanTabbar: typeof import('vant/es')['Tabbar']